CN220337494U - Switch valve for oilfield pipeline - Google Patents

Abstract

The utility model discloses a switch valve for oilfield pipelines, which comprises a main pipeline, wherein the upper surface of the main pipeline is fixedly communicated with an adjusting pipe, the inner wall of the adjusting pipe is fixedly connected with a sealing ring, the inside of the adjusting pipe is provided with a connecting rod, the top end of the connecting rod is fixedly connected with a limiting block, the outer surface of the limiting block is sleeved with a handle, the left end of the main pipeline is fixedly communicated with a first connecting pipe, the right end of the main pipeline is fixedly communicated with a second connecting pipe, and the bottom end of the connecting rod is fixedly connected with a baffle plate.

Description

Switch valve for oilfield pipeline

Technical Field

The utility model relates to the technical field of petroleum valves, in particular to a switch valve for an oilfield pipeline.

Background

The petroleum pipeline consists of oil pipe and its accessories, and is equipped with corresponding oil pump unit according to the technological process requirement, and is designed and installed into a complete pipeline system for completing oil receiving, unloading and transferring tasks. The pipe of the petroleum pipeline is generally a steel pipe, the pipe is connected with a long-distance pipeline by using a connecting device such as welding, a flange and the like, and the valve is used for carrying out opening and closing control and flow regulation, the petroleum pipeline mainly has isothermal conveying, heating conveying, sequential conveying and other conveying processes, corrosion and corrosion prevention of the pipeline are one of important links of pipeline maintenance, the petroleum pipeline is one of main conveying tools of petroleum at present, and the petroleum pipeline still has considerable development potential in the future, the valve is a control part in a fluid conveying system and has the functions of stopping, regulating, guiding, preventing backflow, stabilizing pressure, shunting or overflow pressure relief and the like, and the valve used for the fluid control system is quite various from a simplest stop valve to a very complex self-control system, and the variety and the specification of the valve are quite various.

The prior switch valve for petroleum pipelines has complex structure and higher manufacturing cost, and meanwhile, the switch valve has poor sealing performance and easy loosening of the joint, thereby greatly reducing the practicability of equipment.

Disclosure of Invention

The utility model aims to provide a switch valve for an oilfield pipeline, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an on-off valve for oil field pipeline, includes the trunk line, the upper surface fixed intercommunication of trunk line has the regulation pipe, the inner wall fixedly connected with sealing washer of regulation pipe, the inside of regulation pipe is equipped with the connecting rod, the top fixedly connected with stopper of connecting rod, the surface cover of stopper is equipped with the handle, the left end fixedly connected with first connecting pipe of trunk line, the right-hand member fixedly connected with second connecting pipe of trunk line, the bottom fixedly connected with baffle of connecting rod, the inner wall of sealing washer contacts with the connecting rod.

In a further embodiment, the upper surface of the limiting block is fixedly connected with a threaded rod, and the outer surface of the threaded rod is in threaded connection with a nut.

In a further embodiment, a spring is sleeved outside the threaded rod, and a gasket is sleeved on the outer surface of the threaded rod.

In a further embodiment, the inner wall of the first connecting pipe is fixedly connected with a first sealing gasket, and the inner wall of the second connecting pipe is fixedly connected with a second sealing gasket.

In a further embodiment, the first gasket and the second gasket are both made of rubber, and the handle is made of stainless steel.

In a further embodiment, the inner wall of the first connecting tube is provided with a first thread groove, and the inner wall of the second connecting tube is provided with a second thread groove.

Compared with the prior art, the utility model has the beneficial effects that:

this device is through adjusting pole, connecting rod, baffle, stopper and the cooperation of handle, not only can make things convenient for the staff to control the velocity of flow of oil, can make the sealed effect of equipment better moreover to increased the practicality of equipment by a wide margin, first sealed pad, second sealed pad, nut, spring and gasket's cooperation not only can make the handle more stable, promoted the sealed effect of equipment by a wide margin moreover.

Drawings

Fig. 1 is a schematic perspective view of an on-off valve for oilfield pipelines.

Fig. 2 is a side view of an on-off valve for oilfield tubulars.

Fig. 3 is a top view of an on-off valve for oilfield pipeline.

Fig. 4 is a front sectional view of the main pipe in the on-off valve for oilfield pipeline.

In the figure: 1. a main pipe; 2. an adjusting tube; 3. a seal ring; 4. a connecting rod; 5. a limiting block; 6. a threaded rod; 7. a nut; 8. a spring; 9. a gasket; 10. a handle; 11. a first connection pipe; 12. a first thread groove; 13. a second connection pipe; 14. a second thread groove; 15. a first gasket; 16. a second gasket; 17. and a baffle.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in the utility model, a switch valve for oilfield pipelines comprises a main pipeline 1, wherein an adjusting pipe 2 is fixedly communicated with the upper surface of the main pipeline 1, a sealing ring 3 is fixedly connected to the inner wall of the adjusting pipe 2, a connecting rod 4 is arranged in the adjusting pipe 2, a limiting block 5 is fixedly connected to the top end of the connecting rod 4, a handle 10 is sleeved on the outer surface of the limiting block 5, a first connecting pipe 11 is fixedly communicated with the left end of the main pipeline 1, a second connecting pipe 13 is fixedly communicated with the right end of the main pipeline 1, a baffle 17 is fixedly connected to the bottom end of the connecting rod 4, and the inner wall of the sealing ring 3 is in contact with the connecting rod 4.

The upper surface fixedly connected with threaded rod 6 of stopper 5, the surface threaded connection of threaded rod 6 has nut 7, and the outside cover of threaded rod 6 is equipped with spring 8, and the surface cover of threaded rod 6 is equipped with gasket 9, and the inner wall fixedly connected with of first connecting pipe 11 is sealed 15, and the inner wall fixedly connected with of second connecting pipe 13 is sealed 16, not only can make handle 10 more stable, can make the sealed effect of equipment better moreover.

The first sealing gasket 15 and the second sealing gasket 16 are made of rubber, the handle 10 is made of stainless steel, the first thread groove 12 is formed in the inner wall of the first connecting pipe 11, the second thread groove 14 is formed in the inner wall of the second connecting pipe 13, workers can conveniently install equipment, and rusting of the outer surface of the handle 10 can be prevented.

The working principle of the utility model is as follows: first, the worker can install the apparatus to the use position using the first screw groove 12 and the second screw groove 14, then can sleeve the handle 10 outside the stopper 5, then can sleeve the washer 9 and the spring 8 outside the threaded rod 6, then install the nut 7 outside the threaded rod 6 and complete the limiting operation of the handle 10, then the worker can control the flow rate of the oil using the handle 10, and the cooperation of the first gasket 15, the second gasket 16 and the gasket 3 can prevent the oil from leaking at the adjusting pipe 2, the first connecting pipe 11 and the second connecting pipe 13.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. An on-off valve for oilfield pipelines, which is characterized in that: including trunk line (1), the upper surface fixed intercommunication of trunk line (1) has regulation pipe (2), the inner wall fixedly connected with sealing washer (3) of regulation pipe (2), the inside of regulation pipe (2) is equipped with connecting rod (4), the top fixedly connected with stopper (5) of connecting rod (4), the surface cover of stopper (5) is equipped with handle (10), the left end fixedly connected with first connecting pipe (11) of trunk line (1), the right-hand member fixedly connected with second connecting pipe (13) of trunk line (1), the bottom fixedly connected with baffle (17) of connecting rod (4), the inner wall of sealing washer (3) is contacted with connecting rod (4).

2. The on-off valve for oilfield pipelines of claim 1, wherein: the upper surface of stopper (5) is fixedly connected with threaded rod (6), the surface threaded connection of threaded rod (6) has nut (7).

3. An oilfield pipeline switch valve as defined in claim 2, wherein: the outside cover of threaded rod (6) is equipped with spring (8), the surface cover of threaded rod (6) is equipped with gasket (9).

4. The on-off valve for oilfield pipelines of claim 1, wherein: the inner wall of the first connecting pipe (11) is fixedly connected with a first sealing gasket (15), and the inner wall of the second connecting pipe (13) is fixedly connected with a second sealing gasket (16).

5. The on-off valve for oilfield pipeline of claim 4, wherein: the first sealing gasket (15) and the second sealing gasket (16) are made of rubber materials, and the handle (10) is made of stainless steel materials.

6. The on-off valve for oilfield pipelines of claim 1, wherein: the inner wall of the first connecting pipe (11) is provided with a first thread groove (12), and the inner wall of the second connecting pipe (13) is provided with a second thread groove (14).